445275503 has 2 divisors, whose sum is σ = 445275504. Its totient is φ = 445275502.

The previous prime is 445275461. The next prime is 445275527. The reversal of 445275503 is 305572544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445275503 - 2¹⁴ = 445259119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445271503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222637751 + 222637752.

It is an arithmetic number, because the mean of its divisors is an integer number (222637752).

Almost surely, 2^445275503 is an apocalyptic number.

445275503 is a deficient number, since it is larger than the sum of its proper divisors (1).

445275503 is an equidigital number, since it uses as much as digits as its factorization.

445275503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 35.

The square root of 445275503 is about 21101.5521467024. The cubic root of 445275503 is about 763.6181944816.

The spelling of 445275503 in words is "four hundred forty-five million, two hundred seventy-five thousand, five hundred three".